Calcite Aragonite Specimen - Mexico

As a calcium carbonate mineral, the Calcite Aragonite Specimen from Mexico boasts vibrant UV green and red colors when exposed to longwave UV light, earning its nickname "Grateful Dead" calcite. A stunning addition to any mineral collection, this specimen offers a unique blend of beauty and scientific 

UV photo taken with Longwave (365nm) light. The red color is a little brighter on photo than what I see with naked eye

Size:  10cm x 7 x 2cm

Weight: 128g

Locality: Ojuela Mine, Mapimi, Durango, Mexico